[INFO] fetching crate orecc-elf 0.0.2...
[INFO] checking orecc-elf-0.0.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate orecc-elf 0.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate orecc-elf 0.0.2 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate orecc-elf 0.0.2
[INFO] finished tweaking crates.io crate orecc-elf 0.0.2
[INFO] tweaked toml for crates.io crate orecc-elf 0.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 518197db574d23f463b5ac66c6d7ccfdc4bc21f3a3df6d50301d0a80d397eb51
[INFO] running `Command { std: "docker" "start" "-a" "518197db574d23f463b5ac66c6d7ccfdc4bc21f3a3df6d50301d0a80d397eb51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "518197db574d23f463b5ac66c6d7ccfdc4bc21f3a3df6d50301d0a80d397eb51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518197db574d23f463b5ac66c6d7ccfdc4bc21f3a3df6d50301d0a80d397eb51", kill_on_drop: false }`
[INFO] [stdout] 518197db574d23f463b5ac66c6d7ccfdc4bc21f3a3df6d50301d0a80d397eb51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c43eaec352aeb25cdcdec4e58c79535c04cef944efd17d4eab6b56753f2a9969
[INFO] running `Command { std: "docker" "start" "-a" "c43eaec352aeb25cdcdec4e58c79535c04cef944efd17d4eab6b56753f2a9969", kill_on_drop: false }`
[INFO] [stderr]     Checking orecc-elf v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `program_headers_offset`
[INFO] [stdout]    --> src/lib.rs:427:13
[INFO] [stdout]     |
[INFO] [stdout] 427 |         let program_headers_offset = T::read(file, ident.byte_order, "e_phoff")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_headers_offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `section_headers_offset`
[INFO] [stdout]    --> src/lib.rs:428:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let section_headers_offset = T::read(file, ident.byte_order, "e_shoff")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_section_headers_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_segments`
[INFO] [stdout]    --> src/lib.rs:446:13
[INFO] [stdout]     |
[INFO] [stdout] 446 |         let num_segments = u16::read(file, ident.byte_order, "e_phnum")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_segments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_sections`
[INFO] [stdout]    --> src/lib.rs:455:13
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let num_sections = u16::read(file, ident.byte_order, "e_shnum")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_sections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_int` is never used
[INFO] [stdout]    --> src/structs.rs:13:27
[INFO] [stdout]     |
[INFO] [stdout] 5   |           impl $name {
[INFO] [stdout]     |           ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13  |               pub(super) fn from_int(value: $type) -> Self {
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 471 | / int_enum! {
[INFO] [stdout] 472 | |     SegmentType as u32:
[INFO] [stdout] 473 | |     None = 0x00,
[INFO] [stdout] 474 | |     Load = 0x01,
[INFO] [stdout] ...   |
[INFO] [stdout] 480 | |     Tls = 0x07,
[INFO] [stdout] 481 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `int_enum` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program_headers_offset`
[INFO] [stdout]    --> src/lib.rs:427:13
[INFO] [stdout]     |
[INFO] [stdout] 427 |         let program_headers_offset = T::read(file, ident.byte_order, "e_phoff")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_headers_offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `section_headers_offset`
[INFO] [stdout]    --> src/lib.rs:428:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let section_headers_offset = T::read(file, ident.byte_order, "e_shoff")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_section_headers_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_segments`
[INFO] [stdout]    --> src/lib.rs:446:13
[INFO] [stdout]     |
[INFO] [stdout] 446 |         let num_segments = u16::read(file, ident.byte_order, "e_phnum")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_segments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_sections`
[INFO] [stdout]    --> src/lib.rs:455:13
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let num_sections = u16::read(file, ident.byte_order, "e_shnum")?;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_sections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_int` is never used
[INFO] [stdout]    --> src/structs.rs:13:27
[INFO] [stdout]     |
[INFO] [stdout] 5   |           impl $name {
[INFO] [stdout]     |           ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13  |               pub(super) fn from_int(value: $type) -> Self {
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 471 | / int_enum! {
[INFO] [stdout] 472 | |     SegmentType as u32:
[INFO] [stdout] 473 | |     None = 0x00,
[INFO] [stdout] 474 | |     Load = 0x01,
[INFO] [stdout] ...   |
[INFO] [stdout] 480 | |     Tls = 0x07,
[INFO] [stdout] 481 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `int_enum` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "c43eaec352aeb25cdcdec4e58c79535c04cef944efd17d4eab6b56753f2a9969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c43eaec352aeb25cdcdec4e58c79535c04cef944efd17d4eab6b56753f2a9969", kill_on_drop: false }`
[INFO] [stdout] c43eaec352aeb25cdcdec4e58c79535c04cef944efd17d4eab6b56753f2a9969